June in Brownsville averages a daily high of 34.1°C with nights around 24.8°C. Expect roughly 5.7 wet days totalling 67.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Brownsville is November–March.
Based on BROWNSVILLE S PADRE ISLAND INTERNATIONAL AIRPORT, TX US (8km), 1995–2024. 30 years of June data.